                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}&\multicolumn{1}{c}{(5)}&\multicolumn{1}{c}{(6)}\\
                    &\multicolumn{1}{c}{30 second}&\multicolumn{1}{c}{1 min}&\multicolumn{1}{c}{3 min}&\multicolumn{1}{c}{5 min}&\multicolumn{1}{c}{10 min}&\multicolumn{1}{c}{15 min}\\
\hline
Marginal Benefit    &      0.0278\sym{***}&      0.0107\sym{***}&     0.00274\sym{***}&    0.000578\sym{**} &    0.000745\sym{***}&    0.000697\sym{**} \\
                    &   (0.00231)         &   (0.00141)         &  (0.000137)         &  (0.000214)         & (0.0000806)         &  (0.000242)         \\
\hline
Marginal Cost       &      0.0427\sym{***}&      0.0166\sym{***}&     0.00285\sym{***}&     0.00106\sym{***}&    0.000240\sym{***}&    0.000148\sym{***}\\
                    &  (0.000409)         &  (0.000220)         & (0.0000149)         & (0.0000291)         &(0.00000680)         & (0.0000169)         \\
\hline
Observations        &       33578         &       43518         &      225144         &      122336         &      229578         &       49668         \\
One-sided p-value   &    1.35e-10         &   0.0000221         &       0.217         &      0.0138         &       1.000         &       0.989         \\
First stage F-statistic&      1485.1         &      1828.1         &     25449.9         &      2907.6         &      7698.8         &       312.4         \\
